Home / 11,780.06-16,252.38-7,302.17

Finding the Fourth Proportional to 11,780.06, 16,252.38 and 7,302.17

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Solution

The fourth proportional to 11,780.06, 16,252.38 and 7,302.17 is: 10,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780.06 : 16,252.38 = 7,302.17 : x
  2. Step 2: Convert to fraction form
    11,780.06/16,252.38 = 7,302.17/x
  3. Step 3: Cross multiply
    11,780.06x = 16,252.38 × 7,302.17
  4. Step 4: Simplify right side
    11,780.06x = 118,677,560.40
  5. Step 5: Solve for x
    x = 118,677,560.40/11,780.06
  6. Step 6: Final answer
    x = 10,074.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.